*{
    /* border-style: solid; */
    /* border-width:1px; */
}
ol,ul{
    display: inline-block;
}
ul
{
    list-style: none;
}
.ref
{
    visibility: hidden;
}
.prop_list
{
    width: 50%;
    
}
/* 遍历存在的内容，查找结果 提示文字 */
#result_help_info
{
    color: red;
    font-size: 20px;
    text-decoration: underline;
}
